What is pub upgrade?

Upgrade is one of the commands of the pub tool . $ dart pub upgrade [options] [dependencies] Like dart pub get , dart pub upgrade gets dependencies. The difference is that dart pub upgrade ignores any existing lockfile, so that pub can get the latest versions of all dependencies.

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What is new Dart?

Cloud Support For Backend : Flutter uses Dart programming language to build cross-platform and native-like UI experiences. Dart servers can use many Google cloud products with the help of pre-packaged Docker images for Dart. The community is working with the Google Cloud team to provide the Function Framework for Dart.

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Why does DART use flutter?

Flutter uses Dart as Dart allows Flutter to avoid the need for a separate declarative layout language like JSX and XML . The layout of Dart is declarative and programmatic and it makes it easy for developers to read and visualize it very easily and effortlessly.

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